Popper, K. R. (1965). Conjectures and refutatuions: The growth of scientific knowledge. Harper Torchbooks.
Chicago Style (17th ed.) ZitazioaPopper, Karl R. Conjectures and Refutatuions: The Growth of Scientific Knowledge. New York: Harper Torchbooks, 1965.
MLA (9th ed.) ZitazioaPopper, Karl R. Conjectures and Refutatuions: The Growth of Scientific Knowledge. Harper Torchbooks, 1965.
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